Pluggable height adjusting device

Abstract

The utility model discloses a pluggable height adjusting device which comprises a base body, a pluggable structure and a limiting block. The vertically-arranged plugging structure is installed on the base body in a pluggable mode, and the limiting block is arranged on the plugging structure. The pulling and inserting structure comprises a limiting column and a plurality of positioning pins arranged on the outer wall of the limiting column in the circumferential direction. The limiting block is arranged at the top of the limiting column; a center hole is vertically formed in the center of the seat body, and a plurality of groups of limiting grooves with different depths are circumferentially distributed in the upper surface of the seat body; the bottom of the limiting column is arranged in the center hole and can do pulling and inserting motion in the center hole, and the positioning pin can rotate to the upper sides of the limiting grooves with different depths along with the limiting column and enter or leave the limiting grooves along with the pulling and inserting motion of the limiting column. Height adjustment of the device can be achieved only by pulling and inserting the limiting columns through external force and driving the positioning pins on the limiting columns to rotate in a matched mode, the convenience of height adjustment is greatly improved, the adjustment time is shortened, tools are not needed, and efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of height adjustment of a limiting device, in particular to a plug-in type height adjustment device. Background Art

[0002] The limiting device is one of the commonly used devices in machine tools and processing equipment, and plays an important role in machine tool operations. The limiting device is used to limit the traveling components, which can ensure that each component maintains a stable posture and accurate position during the processing, thereby improving the processing accuracy and efficiency. It can also prevent key components from being impacted or damaged due to excessive lifting, prevent collisions between components and workpieces, and ensure the safety of the processing process. It can also extend the service life of the machine tool and ensure the safety of operators. The limiting device for limiting the height of components usually needs to adjust its own height to meet the usage needs of different height limits.

[0003] However, when the current limiting device with a height adjustment function adjusts its height, it is necessary to use tools to loosen the locking nut on the screw of the limiting device, then use tools to adjust the screw of the limiting device to the appropriate height, and finally lock the locking nut to complete the height adjustment of the limiting device. Such a process of adjusting the height is very cumbersome, time-consuming, and requires the use of tools, resulting in low adjustment efficiency. Summary of the Utility Model

[0004] The utility model provides a plug-in type height adjustment device to overcome the above problems.

[0005] To achieve the above purpose, the technical solution of the utility model is as follows:

[0006] A plug-in type height adjustment device includes a seat body, a plug-in structure, and a limiting block;

[0007] The vertically arranged plug-in structure can be pluggably installed on the seat body, and the limiting block is arranged on the plug-in structure for vertically limiting the traveling component;

[0008] The plug-in structure includes a limiting column capable of adjusting the height and a plurality of positioning pins arranged on the outer wall of the limiting column along the circumferential direction and oppositely arranged; the limiting block is arranged on the top of the limiting column; a central hole is vertically arranged in the center of the seat body, and a plurality of groups of limiting grooves with different depths are circumferentially arranged on the upper surface of the seat body and outside the central hole; the bottom of the limiting column is arranged in the central hole and can perform a plugging movement in the central hole along the vertical direction, and the positioning pin can rotate with the limiting column to the upper side of the position corresponding to different depths of the limiting grooves, and can enter or leave the limiting grooves along with the plugging movement of the limiting column.

[0009] Further, the positioning pin is fixed on the outer wall of the limit post in the transverse direction, and the number of a set of the limit slots is the same as that of the positioning pins; the depth of each limit slot in a set of the limit slots is equal;

[0010] The limit slot is a groove structure vertically arranged on the seat body, and the shape of the groove structure is adapted to the shape of the positioning pin. When the positioning pin is arranged in the limit slot, the bottom of the positioning pin abuts against the bottom of the limit slot.

[0011] Further, an installation hole is horizontally arranged on the limit post. Two relatively arranged positioning pins are of an integral rod-shaped structure, and the integral rod-shaped structure is horizontally arranged in the installation hole and extends out of the installation hole at both ends.

[0012] Further, the limit post includes a limit post body, a screw rod and a locking nut;

[0013] The limit post body is vertically arranged and its bottom can be inserted and pulled out in the central hole of the seat body. A threaded hole is vertically arranged in the center of the limit post body. The bottom of the screw rod is arranged in the threaded hole. A locking nut for locking the screw rod is arranged on the screw rod. When the locking nut locks the screw rod, the bottom surface of the locking nut abuts against the upper surface of the limit post body;

[0014] The limit block is arranged at the top of the screw rod;

[0015] The installation hole is arranged on the limit post body.

[0016] Further, the limit post further includes a driving nut, and the driving nut is fixed on the screw rod. The screw rod can be driven to lift in the threaded hole by applying an external force to drive the driving nut.

[0017] The beneficial effects of the present utility model are as follows:

[0018] A plug-in type height adjustment device disclosed by the present utility model, through the setting of the limit post and positioning pin of the plug-in structure and the limit slot on the seat body, only by applying an external force to insert and pull out the limit post and cooperating with the operation of driving the positioning pin on the limit post to rotate, the effect of height adjustment of the device can be achieved, greatly improving the convenience of height adjustment, shortening the adjustment time, and without the need to use tools, with high efficiency. Description of the Drawings

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained according to these drawings without creative efforts.

[0020] Figure 1 Schematic diagram of a plug - in type height adjustment device structure disclosed in the embodiments of the present utility model;

[0021] Figure 2 Front view of a plug - in type height adjustment device disclosed in the embodiments of the present utility model;

[0022] Figure 3 Schematic diagram of the seat body structure of a plug - in type height adjustment device disclosed in the embodiments of the present utility model;

[0023] Figure 4 Schematic diagram of the plug - in structure of a plug - in type height adjustment device (with a limit block) disclosed in the embodiments of the present utility model;

[0024] Figure 5 Schematic diagram of the structure of the limit post body of a plug - in type height adjustment device disclosed in the embodiments of the present utility model.

[0025] In the figure: 1. Seat body; 11. Central hole; 12. Limit groove; 2. Plug - in structure; 21. Limit post; 211. Limit post body; 212. Screw rod; 213. Locking nut; 214. Threaded hole; 215. Installation hole; 216. Driving nut; 22. Positioning pin; 3. Limit block. Detailed implementation manners

[0026] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0027] As Figure 1-2 shown, a plug - in type height adjustment device provided in this embodiment includes a seat body 1, a plug - in structure 2 and a limit block 3;

[0028] The vertically - arranged plug - in structure 2 can be plug - in installed on the seat body 1, and the limit block 3 is arranged on the plug - in structure 2 for vertically limiting the traveling component;

[0029] The plug - in structure 2 includes a limit post 21 capable of adjusting the height and a plurality of relatively - arranged positioning pins 22 arranged on the outer wall of the limit post 21 in the circumferential direction; the limit block 3 is arranged at the top of the limit post 21; As Figure 3As shown, a central hole 11 is vertically provided at the center of the base 1, and several groups of limiting grooves 12 with different depths are circumferentially arranged on the upper surface of the base 1 and outside the central hole 11; the bottom of the limiting post 21 is arranged in the central hole 11 and can perform plugging and unplugging movements in the central hole 11 along the vertical direction, and the positioning pin 22 can rotate with the limiting post 21 to the upper side of the position corresponding to the limiting grooves 12 with different depths, and can enter or leave the limiting grooves 12 with the plugging and unplugging movement of the limiting post 21.

[0030] When adjusting the height of the device, the limiting post 21 of the plugging and unplugging structure 2 is pulled out upward along the central hole 11 by an external force (the bottom part of the limiting post 21 below the positioning pin 22 always remains in the central hole 11), the positioning pin 22 moves upward with the limiting post 21 and leaves the limiting groove 12, the limiting post 21 is rotated to change the angle of the positioning pin 22, and when the positioning pin 22 rotates to the upper side of the position of the limiting groove 12 with another target depth, the limiting post 21 is lowered, so that the positioning pin 22 enters the corresponding limiting groove 12, and the height adjustment of the device (the plugging and unplugging structure 2 and the limiting block 3) is completed, that is, by driving several positioning pins 22 on the limiting post into the same group of limiting grooves with different depths, the height adjustment of the limiting post and the limiting block is finally realized; the provided central hole 11 plays a guiding and limiting role during the height adjustment process, can improve the convenience of operation, and improve the efficiency of the device height adjustment.

[0031] A plugging and unplugging type height adjustment device disclosed by the utility model, through the setting of the limiting post and the positioning pin of the plugging and unplugging structure and the limiting grooves on the base, only needs to plug and unplug the limiting post by an external force and cooperate with the operation of driving the positioning pin on the limiting post to rotate, and can achieve the effect of height adjustment of the device, greatly improving the convenience of height adjustment, shortening the adjustment time, and without the need to use tools, with high efficiency.

[0032] In a specific embodiment, the positioning pin 22 is fixed on the outer wall of the limiting post 21 in the transverse direction, the number of a group of limiting grooves 12 is the same as the number of the positioning pins 22; the depth of each limiting groove in a group of limiting grooves 12 is equal;

[0033] The limiting groove 12 is a groove structure vertically arranged on the seat body 1. The shape of the groove structure is adapted to the shape of the positioning pin 22. When the positioning pin 22 is arranged in the limiting groove 12, the bottom of the positioning pin 22 abuts against the bottom of the limiting groove 12. The groove structure (limiting groove 12) communicates with the central hole 11, facilitating the positioning pin 22 on the limiting column 21 to enter the limiting groove 12, so as to adjust the height of the limiting column 21 and the limiting block 3 on the limiting column 21, that is, to adjust the height of the device. The cooperation between the groove structure and the positioning pin 22 can not only limit the vertical position of the limiting column 21, but also play a role in limiting the limiting column 21 in the horizontal direction, ensuring the stability of the horizontal position of the limiting column 21 and the limiting block 3. In this embodiment, the number of the arranged positioning pins 22 is two, the number of a group of limiting grooves 12 is two, and a total of three groups of limiting grooves 12 with different heights are arranged. The actual number of the positioning pins 22, the limiting grooves 12, and the height of the limiting grooves 12 can all be adjusted according to needs.

[0034] As Figure 5 shown, in a specific embodiment, an installation hole 215 is horizontally arranged on the limiting column 21. The two relatively arranged positioning pins 22 are of an integral rod-shaped structure, and the integral rod-shaped structure is horizontally arranged in the installation hole and extends out of the installation hole 215 at both ends. The integral rod-shaped structure is fixedly arranged through the installation hole, and the parts of its two ends extending out of the installation hole are the positioning pins 22. The arrangement of the installation hole facilitates the installation of the integral rod-shaped structure, and the arrangement of the integral rod-shaped structure can improve the structural stability of the positioning pin 22, thereby ensuring the stability of the positions of the limiting column 21 and the limiting block 3, and further realizing the accurate limiting of the running mechanism.

[0035] In a specific embodiment, as Figure 4 shown, the limiting column 21 includes a limiting column body 211, a screw rod 212, and a locking nut 213.

[0036] The limiting column body 211 is vertically arranged and its bottom can be inserted and pulled out in the central hole 11 of the seat body 1. A threaded hole 214 is vertically arranged in the center of the limiting column body 211. The bottom of the screw rod 212 is arranged in the threaded hole 214. A locking nut 213 for locking it is arranged on the screw rod 212. When the locking nut 213 locks the screw rod 212, the bottom surface of the locking nut 213 abuts against the upper surface of the limiting column body 211.

[0037] The limiting block 3 is arranged at the top of the screw rod 212.

[0038] The installation hole 215 is provided on the limiting post body 211; when the height of the limiting post 21 needs to be adjusted, the locking nut 213 can be loosened by a wrench to unlock the screw rod 212, and then the screw rod 212 is rotated so that the screw rod rises and falls along the threaded hole 214 to a suitable height, and then the locking nut 213 is tightened to lock the screw rod 212 to ensure the position stability of the screw rod 212; it can be selected whether to adjust the height of the limiting post 21 by means of the screw rod 212 and the locking nut according to actual needs; at the same time, the setting of the screw rod, the locking nut, the positioning pin 22 and the limiting groove 12 enables the operator to select one (the plug-and-play adjustment of the positioning pin 22 and the limiting groove 12) or a combination of two adjustment methods (the combination of the plug-and-play adjustment and the rotation adjustment of the screw rod and the locking nut) to adjust the height of the device according to the actual situation, increasing the flexibility and practicability of the height adjustment.

[0039] In a specific embodiment, the limiting post 21 further includes a driving nut 216, the driving nut 216 is fixed on the screw rod 212 and is arranged on the upper side of the locking nut 213, and the screw rod 212 can be driven to rise and fall in the threaded hole 214 by applying an external force to drive the driving nut 216; after the locking nut 213 is loosened to unlock the screw rod 212, the operator uses tools such as a wrench to rotate the driving nut so as to rotate the screw rod to rise and fall in the threaded hole, and finally realizes the effect of raising or lowering the limiting post 21; the setting of the driving nut facilitates the tool to drive the rise and fall of the screw rod, and further facilitates the adjustment of the height of the limiting post 21 and the limiting block 3.

[0040] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A plug-in type height adjustment device, characterized in that, It includes a base body (1), a plug-in structure (2), and a limit block (3); The vertically arranged plug-in structure (2) can be pluggably installed on the base body (1), and the limit block (3) is arranged on the plug-in structure (2) for vertically limiting the traveling component; The plug-in structure (2) includes a limit post (21) capable of adjusting height and a plurality of positioning pins (22) arranged on the outer wall of the limit post (21) along the circumferential direction and oppositely; the limit block (3) is arranged at the top of the limit post (21); a central hole (11) is vertically provided in the center of the base body (1), and a plurality of groups of limit grooves (12) with different depths are circumferentially arranged on the upper surface of the base body (1) and outside the central hole (11); the bottom of the limit post (21) is arranged in the central hole (11) and can perform plugging movement in the central hole (11) along the vertical direction, and the positioning pin (22) can rotate with the limit post (21) to the upper side of the position corresponding to the limit grooves (12) with different depths, and can enter or leave the limit grooves (12) along with the plugging movement of the limit post (21).

2. The plug-in type height adjustment device according to claim 1, wherein The positioning pins (22) are fixed on the outer wall of the limit post (21) in the horizontal direction, and the number of a group of the limit grooves (12) is the same as the number of the positioning pins (22); the depth of each limit groove in a group of the limit grooves (12) is equal; The limit groove (12) is a groove structure vertically arranged on the base body (1), and the shape of the groove structure is adapted to the shape of the positioning pin (22). When the positioning pin (22) is arranged in the limit groove (12), the bottom of the positioning pin (22) abuts against the bottom of the limit groove (12).

3. The pluggable height adjustment device according to claim 2, wherein An installation hole (215) is provided on the limit post (21) in the horizontal direction. Two oppositely arranged positioning pins (22) are of an integral rod-shaped structure, and the integral rod-shaped structure is horizontally arranged in the installation hole, and both ends extend out of the installation hole (215).

4. The pluggable height adjustment device according to claim 3, characterized in that, The limit post (21) includes a limit post body (211), a screw rod (212), and a locking nut (213); The limit post body (211) is vertically arranged and its bottom can be pluggably arranged in the central hole (11) of the base body (1). A threaded hole (214) is vertically provided in the center of the limit post body (211). The bottom of the screw rod (212) is arranged in the threaded hole (214). A locking nut (213) for locking it is provided on the screw rod (212). When the locking nut (213) locks the screw rod (212), the bottom surface of the locking nut (2L3) abuts against the upper surface of the limit post body (211); The limit block (3) is arranged at the top of the screw rod (212); The installation hole (215) is arranged on the limit post body (211).

5. The pluggable height adjustment device according to claim 4, characterized in that, The limit post (21) further includes a driving nut (216), and the driving nut (216) is fixed on the screw rod (212). By externally driving the driving nut (216), the screw rod (212) can be driven to move up and down in the threaded hole (214).

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